U.S. Strategic Documents Although we assessed these external resources as safe when we initially added them, we cannot guarantee their continued safety. Therefore, readers should access them at their own risk. 2019 US Missile Defense Review Full text of the 2019 U.S. Missile Defense Review. 2018 US National Defense Strategy Full text of 2018 U.S. National Defense Strategy. 2015 US National Military Strategy Full text of the 2015 U.S. National Military Strategy. Refine & Filter By Topic (-) US-Russia Military Relationship (2) (-) Missile Defense (1) US-Russia Relations in General (15) Cyber Security (7) Defense/Aerospace (7) Nuclear Security (5) Terrorism/Counter-Terrorism (4) Arms Control (2)